import random
import string
import time


def create_name(head='test_'):
  name = ''
  name_list = string.digits + string.ascii_letters
  local_time = time.strftime('%Y%m%d', time.localtime())
  print(local_time)
  while len(name) < 8:
    a = random.choice(name_list)
    name += a

  return head + name + '_' + local_time



